Home / 459,512.88-634,033.96-268,489.36

Finding the Fourth Proportional to 459,512.88, 634,033.96 and 268,489.36

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Solution

The fourth proportional to 459,512.88, 634,033.96 and 268,489.36 is: 370,460.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,512.88 : 634,033.96 = 268,489.36 : x
  2. Step 2: Convert to fraction form
    459,512.88/634,033.96 = 268,489.36/x
  3. Step 3: Cross multiply
    459,512.88x = 634,033.96 × 268,489.36
  4. Step 4: Simplify right side
    459,512.88x = 170,231,372,138.67
  5. Step 5: Solve for x
    x = 170,231,372,138.67/459,512.88
  6. Step 6: Final answer
    x = 370,460.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.